New observations since April 2022


The following new observations have been activated in the operational ECMWF assimilation system since April 2022.

Observations Main impact Activation date
Extra SYNOP stations from France (2 m temperature, relative humidity, snow) Regional near-surface temperature/humidity; snow analysis 11 April 2022
Meteosat-9 atmospheric motion vectors and all-sky radiances (replacing equivalent Meteosat-8 observations, which were retired on 2 June 2022) Upper tropospheric wind and humidity 7 June 2022
Radio occultation bending angles from SPIRE satellites Temperature and winds in upper troposphere/lower stratosphere 7 June 2022